Configuring Raid; Raid Level - Lenovo THINKSTATION P320 30BG User Manual

Note: If you want to update the BIOS from a flash update disc, the installation instructions might not
provide the instructions on how to record the update disc. See "Recording a disc" on page 16.
Recovering from a BIOS update failure
To recover from a BIOS update failure, do the following:
1. Remove any media from the drives and turn off all connected devices and the computer. Then,
disconnect all power cords from electrical outlets and disconnect all cables that are connected to the
computer.
2. Remove the computer cover. See "Installing or replacing hardware" on page 56.
3. Locate the Clear CMOS /Recovery jumper on the system board. See "Hardware locations" on page 1.
4. Remove any parts and cables that impede your access to the Clear CMOS /Recovery jumper.
5. Move the jumper from the standard position (pin 1 and pin 2) to the maintenance position (pin 2 and
pin 3).
6. Reinstall the parts and cables that were removed.
7. Reinstall the computer cover and reconnect any cables that were disconnected. See "Installing or
replacing hardware" on page 56.
8. Turn on the computer and insert the BIOS update disc into the optical drive. Wait a few minutes. The
recovery process begins. After the recovery process is completed, your computer will shut down
automatically.
Note: If the computer does not start up from the disc, select the disc as the startup device. See
"Selecting a temporary startup device" on page 38.
9. Repeat steps 1–4.
10. Move the Clear CMOS /Recovery jumper back to the standard position (pin 1 and pin 2).
11. Repeat step 6 and step 7. Then, turn on your computer.

Configuring RAID

This chapter provides information about how to configure Redundant Array of Independent Disks (RAID)
for your computer.
Note: The information about configuring RAID in this chapter is applicable only for a Windows environment.
For information about configuring RAID in a Linux

RAID Level

Your computer must have the minimum number of SATA hard disk drives installed for the supported level of
RAID below:
• RAID Level 0 – Striped disk array
– Two hard disk drives minimum
– Better performance without fault tolerance
• RAID Level 1 – Mirrored disk array
– Two hard disk drives minimum
– Improved read performance and 100% redundancy
To install a secondary hard disk drive, refer to "Secondary hard disk drive" on page 89.
®
environment, contact your Linux software provider.
.
Chapter 5 Advanced configuration
39